Inventor
KNIEP CLAUS
DE14 patents
⚠️ This page may combine multiple inventors who share the name “KNIEP CLAUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
9 patentsUS5055618AOct 8, 1991
Process for the preparation of α,ω-diamines
HOECHST AG25 citations92
US4996316AFeb 26, 1991
Process for the preparation of tertiary N, N-dimethylamines
HOECHST AG7 citations73
US5374728ADec 20, 1994
Process for the preparation of 2-aminomethylpiperidine
HOECHST AG6 citations72
US5266729ANov 30, 1993
Process for the preparation of tricyclo [5.2.02,6]decan-8(9)-one
HOECHST AG6 citations61
US4940818AJul 10, 1990
Process on the preparation of 2,2'-oxybis(N,N-dimethyl-ethanamine)
HOECHST AG4 citations61
US5773658AJun 30, 1998
Process for the preparation of N-methylalkylamines
HOECHST AG4 citations60
US5149876ASep 22, 1992
Process for the preparation of amines
HOECHST AG1 citations51
US5124485AJun 23, 1992
Catalysts and methods of separation thereof
HOECHST AG1 citations50
US5403959AApr 4, 1995
Process for the preparation of 8,N,N-dialkylaminotricyclo-[5.2.2.02.6]decane
HOECHST AG0 citations45
RUHRCHEMIE AG
5 patentsUS4952734AAug 28, 1990
Process for the preparation of methylamines
RUHRCHEMIE AG19 citations77
US4515986AMay 7, 1985
Process for preparing 3-dimethylamino-2,2-dimethylpropanal
RUHRCHEMIE AG14 citations73
US4311854AJan 19, 1982
Process for the production of di-n-propyl-acetic acid
RUHRCHEMIE AG16 citations72
US4414419ANov 8, 1983
Stabilization of aldehydes
RUHRCHEMIE AG4 citations61
US4324918AApr 13, 1982
N,N-Dimethyl-N'-isobutyl-N'-β-hydroxyethyl-propylenediamine and a process for its preparation
RUHRCHEMIE AG2 citations61